CN220846890U

CN220846890U - Rail cutting appurtenance

Info

Publication number: CN220846890U
Application number: CN202322716861.7U
Authority: CN
Inventors: 刘寰; 曹海东; 梁硕; 曹立衡; 吕良国; 韩坤; 王玺; 李翔宇; 张凯
Original assignee: Yantai Port Group Co ltd
Current assignee: Yantai Port Group Co ltd
Priority date: 2023-10-10
Filing date: 2023-10-10
Publication date: 2024-04-26
Anticipated expiration: 2033-10-10

Abstract

The utility model relates to the technical field of steel rail cutting, and particularly discloses a steel rail cutting auxiliary tool which comprises a bracket, wherein the cross section of the bracket is integrally arranged in a shape like a Chinese character 'ji'; the upper end of the bracket is rotatably provided with a nut; a screw rod is arranged on the nut in a threaded manner; the lower end of the screw rod is provided with two rail clamps oppositely; the corner of the bracket is provided with a supporting leg capable of adjusting the height. Compared with the prior art, the landing leg with adjustable height reduces the requirement of the steel rail cutting auxiliary tool on the ground flatness.

Description

Rail cutting appurtenance

Technical Field

The utility model relates to the technical field of rail cutting, and particularly discloses a rail cutting auxiliary tool.

Background

Rails are the main component of a railway track. The device has the function of guiding the wheels of the rolling stock to advance, bearing the huge pressure of the wheels and transmitting the huge pressure to the sleeper. The rails must provide a continuous, smooth, and least resistant rolling surface for the wheels. In electrified railway or automatic closing section, the rail can also be used as a track circuit.

In daily use, various damages can occur to the steel rail, and the types of the damages are various, and common abrasion, fracture, crack, rail head nuclear damage, rail web bolt hole crack and the like are included. Therefore, in the daily maintenance process of the service line, the steel rail needs to be replaced, and the driving safety is ensured. The length of a common standard rail is 25 meters, and when short rail damage is encountered, the standard rail needs to be cut. The cutting process needs to use tools to carry out auxiliary treatment on the steel rail cutting, so that the reliability of the cutting operation is improved.

At present, a plurality of auxiliary rail cutting tools exist on the market, but most of the auxiliary tools are heavy in weight and heavy in modeling, the flatness requirement on the ground of a cutting field is high, and the auxiliary tools cannot be moved randomly in the cutting process, so that the auxiliary tools have low cutting operation efficiency and are inconvenient to operate.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model provides a steel rail cutting auxiliary tool to solve the problem of high requirement on the flatness of the ground of a cutting field.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a rail cutting auxiliary tool comprises a bracket, wherein the cross section of the bracket is integrally arranged in a shape like a Chinese character 'ji'; the upper end of the bracket is rotatably provided with a nut; a screw rod is arranged on the nut in a threaded manner; the lower end of the screw rod is provided with two rail clamps oppositely; the corner of the bracket is provided with a supporting leg capable of adjusting the height. The bracket in the shape of a Chinese character 'ji' provides a placing space for the steel rail. The support legs are arranged on the support, so that the contact area with the ground is reduced, and the influence of the ground flatness is reduced. The screw is driven by the rotating nut to rise, so that the steel rail on the rail clamp is driven to be separated from the ground, and the influence of the ground flatness on cutting is further reduced. The supporting leg with adjustable height reduces the requirement of the steel rail cutting auxiliary tool on the ground flatness.

Preferably, one side of the nut is provided with a pin shaft I. The pin shaft is pulled to drive the nut to rotate, so that the operation is convenient.

Preferably, the outer side of the rail clamp is hinged with a hook; the bracket is provided with a plurality of round holes in cooperation with the hooks. After the steel rail on the rail clamp rises to a certain height, the round hole corresponding to the height position on the bracket is hooked by the hook, so that the shaking of the steel rail on the rail clamp is limited.

Preferably, the hook comprises a hinge rod; one end of the hinging rod is hinged on the rail clamp; the other end of the hinging rod is fixedly provided with a fixed block; the fixed block is provided with a threaded hole; a hook body is arranged in the threaded hole in a threaded manner; the hook body is provided with external threads. The length of the hook can be adjusted by utilizing the screwing depth of the hook body in the threaded hole, and the hook is convenient to hook the round hole on the bracket.

Preferably, the leg comprises a base; a screw is arranged on the base; screw threads are arranged at the corners of the bracket. Through adjusting screw's screw in, the placing of adjustment support can satisfy the needs of different ground roughness.

Preferably, the lower end of the screw is provided with a ball head; the base is provided with a groove matched with the ball head. The base can rotate at the screw lower extreme, further reduces the influence of ground roughness.

Preferably, the upper end of the screw is provided with a second pin shaft in the radial direction. The second pin shaft is conveniently manually pulled to drive the screw to rotate, and the operation is convenient.

The beneficial effects of the utility model are as follows:

the bracket in the shape of a Chinese character 'ji' provides a placing space for the steel rail. The support legs are arranged on the support, so that the contact area with the ground is reduced, and the influence of the ground flatness is reduced. The screw is driven by the rotating nut to rise, so that the steel rail on the rail clamp is driven to be separated from the ground, and the influence of the ground flatness on cutting is further reduced. The supporting leg with adjustable height reduces the requirement of the steel rail cutting auxiliary tool on the ground flatness.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic front view of the present utility model;

FIG. 2 is a schematic left-hand view of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

fig. 4 is a schematic cross-sectional view of the leg of the present utility model.

Reference numerals illustrate:

The device comprises a 1-screw rod, a 2-pin I, a 3-bracket, a 4-rail clamp, a 5-hook, a 6-supporting leg, a 7-pin II, an 8-ball head, a 9-nut, a 10-screw rod and an 11-base.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

As shown in fig. 1-2, the auxiliary tool for cutting the steel rail comprises a bracket 3, wherein the cross section of the bracket 3 is integrally arranged in a shape like a Chinese character 'ji'; the upper end of the bracket 3 is rotatably provided with a nut 9; the screw rod 1 is arranged on the nut 9 in a threaded manner; two rail clamps 4 are oppositely arranged at the lower end of the screw rod 1; the corner of the bracket 3 is provided with a supporting leg 6 which can be adjusted in height. The bracket 3 in a shape of a Chinese character 'ji' provides a placing space for the steel rail. The support legs 6 on the support 3 are arranged, so that the contact area with the ground is reduced, and the influence of the ground flatness is reduced. The screw rod 1 is driven to ascend by the rotating nut 9, so that the steel rail on the rail clamp 4 is driven to be separated from the ground, and the influence of the ground flatness on cutting is further reduced. The height-adjustable supporting leg 6 reduces the requirement of the steel rail cutting auxiliary tool on the ground flatness.

In the arrangement, the outer side of the rail clamp 4 is hinged with the hook 5; nine round holes are formed in the bracket 3 in cooperation with the hooks 5. After the steel rail on the rail clamp 4 rises to a certain height, the round hole corresponding to the height position on the bracket 3 is hooked by the hook 5, so that the shaking of the steel rail on the rail clamp 4 is limited.

In order to facilitate the hook 5 to hook the round hole on the bracket 3, the hook 5 comprises a hinging rod; one end of the hinging rod is hinged on the rail clamp 4; the other end of the hinging rod is fixedly welded with a fixed block; the fixed block is provided with a threaded hole, the center line of the threaded hole is staggered with the center line of the hinging rod, and the threaded hole is internally provided with a hook body in a threaded way; the hook body is provided with external threads, and the length of the hook 5 can be adjusted by utilizing the screwing depth of the hook body in the threaded hole.

As shown in fig. 3, a pin shaft 1 is arranged on one side of a nut 9, the nut 9 is a square nut, a threaded hole is formed in the center of the nut, a screw rod 1 is arranged in the threaded hole, and the pin shaft 2 is eccentrically arranged on one side of the nut 9. The nut 9 is driven to rotate by pulling the pin shaft I2, so that the operation is convenient.

As shown in fig. 4, the leg 6 includes a base 11; the base 11 is provided with a screw rod 10; the screw 10 is arranged at the corners of the bracket 3 in a threaded manner. By screwing the adjusting screw 10, the placement of the bracket 3 can be adjusted, and the requirements of different ground flatness can be met. The lower end of the screw rod 10 is provided with a ball head 8; grooves are arranged on the base 11 in cooperation with the ball heads 8. The base 11 can rotate at the lower end of the screw 10, further reducing the influence of ground flatness. The upper end of the screw rod 10 is provided with a second pin shaft 7 along the radial direction. The second pin shaft 7 is conveniently manually pulled to drive the screw 10 to rotate, so that the operation is convenient.

In other alternative embodiments, the screw 10 of the supporting leg 6 is replaced by a round rod, a plurality of radial through holes are formed in the round rod along the length direction, a pin shaft hole is formed in the support 3 at the position where the supporting leg 6 is arranged, the round rod is fixed on the support 3 by inserting the pin shaft into the radial through holes in the round rod, and then the height adjustment of the supporting leg 6 is completed, so that the requirement of the steel rail cutting auxiliary tool on the ground flatness is reduced.

Although the present utility model has been described in detail by way of preferred embodiments with reference to the accompanying drawings, the present utility model is not limited thereto. Various equivalent modifications and substitutions may be made in the embodiments of the present utility model by those skilled in the art without departing from the spirit and scope of the present utility model, and it is intended that all such modifications and substitutions be within the scope of the present utility model/be within the scope of the present utility model as defined by the appended claims. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The auxiliary tool for cutting the steel rail comprises a bracket (3), and is characterized in that the cross section of the bracket (3) is integrally arranged in a shape like a Chinese character 'ji'; the upper end of the bracket (3) is rotatably provided with a nut (9); a screw rod (1) is arranged on the nut (9) in a threaded manner; two rail clamps (4) are oppositely arranged at the lower end of the screw rod (1); the corners of the bracket (3) are provided with supporting legs (6) which can be adjusted in height.

2. Rail cutting accessory tool according to claim 1, characterized in that the nut (9) is provided with a pin one (2) on one side.

3. Rail cutting auxiliary tool according to claim 1, characterized in that the outside of the rail clamp (4) is hinged with a hook (5); a plurality of round holes are arranged on the bracket (3) in cooperation with the hooks (5).

4. A rail cutting accessory as claimed in claim 3, characterized in that the hook (5) comprises a hinged lever; one end of the hinging rod is hinged on the rail clamp (4); the other end of the hinging rod is fixedly provided with a fixed block; the fixed block is provided with a threaded hole; a hook body is arranged in the threaded hole in a threaded manner; the hook body is provided with external threads.

5. Rail cutting accessory tool according to claim 1, characterized in that the leg (6) comprises a base (11); a screw (10) is arranged on the base (11); the screw (10) is arranged at the corner of the bracket (3) in a threaded manner.

6. Rail cutting auxiliary tool according to claim 5, characterized in that the lower end of the screw (10) is provided with a ball head (8); grooves are formed in the base (11) in cooperation with the ball heads (8).

7. Rail cutting auxiliary tool according to claim 6, characterized in that the upper end of the screw (10) is provided with a second pin (7) in radial direction.